AU725694B2 - A cell for converting a differential pressure into an electric signal - Google Patents

A cell for converting a differential pressure into an electric signal Download PDF

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Publication number
AU725694B2
AU725694B2 AU46274/97A AU4627497A AU725694B2 AU 725694 B2 AU725694 B2 AU 725694B2 AU 46274/97 A AU46274/97 A AU 46274/97A AU 4627497 A AU4627497 A AU 4627497A AU 725694 B2 AU725694 B2 AU 725694B2
Authority
AU
Australia
Prior art keywords
wall
passage
chambers
cell
dimensions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU46274/97A
Other languages
English (en)
Other versions
AU4627497A (en
Inventor
Alain Zarudiansky
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Itron Soluciones de Medida Espana SA
Original Assignee
Itron Soluciones de Medida Espana SA
Schlumberger SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Itron Soluciones de Medida Espana SA, Schlumberger SA filed Critical Itron Soluciones de Medida Espana SA
Publication of AU4627497A publication Critical patent/AU4627497A/en
Application granted granted Critical
Publication of AU725694B2 publication Critical patent/AU725694B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Measuring Fluid Pressure (AREA)
AU46274/97A 1996-10-09 1997-10-08 A cell for converting a differential pressure into an electric signal Ceased AU725694B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR96/12474 1996-10-09
FR9612474A FR2754342B1 (fr) 1996-10-09 1996-10-09 Cellule de conversion d'une pression differentielle en signal electrique
PCT/FR1997/001794 WO1998015808A1 (fr) 1996-10-09 1997-10-08 Cellule de conversion d'une pression differentielle en signal electrique

Publications (2)

Publication Number Publication Date
AU4627497A AU4627497A (en) 1998-05-05
AU725694B2 true AU725694B2 (en) 2000-10-19

Family

ID=9496611

Family Applications (1)

Application Number Title Priority Date Filing Date
AU46274/97A Ceased AU725694B2 (en) 1996-10-09 1997-10-08 A cell for converting a differential pressure into an electric signal

Country Status (14)

Country Link
EP (1) EP0931250B1 (fr)
JP (1) JP2001502056A (fr)
KR (1) KR20000049006A (fr)
CN (1) CN1233324A (fr)
AR (1) AR011248A1 (fr)
AU (1) AU725694B2 (fr)
BR (1) BR9712282A (fr)
CA (1) CA2268351A1 (fr)
DE (1) DE69729875D1 (fr)
FR (1) FR2754342B1 (fr)
HU (1) HUP9903809A3 (fr)
PL (1) PL332609A1 (fr)
RO (1) RO117288B1 (fr)
WO (1) WO1998015808A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7017418B1 (en) * 2004-12-15 2006-03-28 General Electric Company System and method for sensing pressure
FR3000205B1 (fr) * 2012-12-21 2015-07-31 Michelin & Cie Capteur de pression perfectionne a boitier etanche
IT201800001092A1 (it) 2018-01-16 2019-07-16 St Microelectronics Srl Sensore di pressione piezoresistivo microelettromeccanico con capacita' di auto-diagnosi e relativo procedimento di fabbricazione
LU102636B1 (en) 2021-03-04 2022-09-05 Stratec Se Sensor for determining the oscillating frequency in a fluidic oscillating nozzle and a method using the sensor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2718931A1 (de) * 1976-05-03 1977-11-17 Honeywell Inc Differenzdruckumformer
CH680392A5 (en) * 1991-07-17 1992-08-14 Landis & Gyr Betriebs Ag Capacitive differential pressure transducer - has central electrode between two membranes each with applied electrode layer
DE4315962A1 (de) * 1993-04-20 1994-10-27 Landis & Gyr Business Support Kapsel für einen Drucksensor und Verfahren zur Einkapselung des Drucksensors

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6352030A (ja) * 1986-08-22 1988-03-05 Yokogawa Electric Corp 差圧伝送器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2718931A1 (de) * 1976-05-03 1977-11-17 Honeywell Inc Differenzdruckumformer
CH680392A5 (en) * 1991-07-17 1992-08-14 Landis & Gyr Betriebs Ag Capacitive differential pressure transducer - has central electrode between two membranes each with applied electrode layer
DE4315962A1 (de) * 1993-04-20 1994-10-27 Landis & Gyr Business Support Kapsel für einen Drucksensor und Verfahren zur Einkapselung des Drucksensors

Also Published As

Publication number Publication date
CN1233324A (zh) 1999-10-27
FR2754342B1 (fr) 1998-11-27
JP2001502056A (ja) 2001-02-13
BR9712282A (pt) 1999-08-31
HUP9903809A3 (en) 2002-11-28
EP0931250A1 (fr) 1999-07-28
FR2754342A1 (fr) 1998-04-10
AR011248A1 (es) 2000-08-16
DE69729875D1 (de) 2004-08-19
CA2268351A1 (fr) 1998-04-16
EP0931250B1 (fr) 2004-07-14
RO117288B1 (ro) 2001-12-28
WO1998015808A1 (fr) 1998-04-16
PL332609A1 (en) 1999-09-27
HUP9903809A2 (hu) 2000-03-28
KR20000049006A (ko) 2000-07-25
AU4627497A (en) 1998-05-05

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired